P-5

Ancillary Services Prices, Day Ahead Market

04/23/2007

Time StampEastWest
10 Min Spinning Reserve ($/MWHr)10 Min Non-Synchronous Reserve ($/MWHr)30 Min Operating Reserve ($/MWHr)Regulation ($/MWHr)10 Min Spinning Reserve ($/MWHr)10 Min Non-Synchronous Reserve ($/MWHr)30 Min Operating Reserve ($/MWHr)Regulation ($/MWHr)
00:000.840.840.25450.250.250.2545
01:003.493.490.25450.250.250.2545
02:000.250.250.25450.250.250.2545
03:000.250.250.25450.250.250.2545
04:000.250.250.25450.250.250.2545
05:003.493.490.25450.250.250.2545
06:002.642.640.25650.250.250.2565
07:009.833.890.58071.060.580
08:0013.6850.58070.50.580
09:0011.550.5155.017.010.510.5155.01
10:0021.575256.58.52256.5
11:0030.2850.55570.50.555
12:0030.99100.55570.50.555
13:0021.05100.55070.50.550
14:0021.1100.55070.50.550
15:0020.9100.55070.50.550
16:0021.02100.55070.50.550
17:0019.31100.55070.50.550
18:0016.5100.55070.50.550
19:0016.5100.55070.50.550
20:0016.510256.58.52256.5
21:0010.744.240.55570.50.555
22:0072.690.55072.690.550
23:000.840.840.25500.250.250.2550